Analysis
- max time kernel
149s - max time network
134s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
04/06/2026, 04:03
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe
Resource
win11-20260513-en
10 signatures
150 seconds
General
- Target 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe
- Size 92KB
- Sample260604-empmysay2n
- SHA256 d8a23eabc58d224e3d21e936bfe13fe60c9c5251c8b18aa5135135a80a5e8fd6
- MD5 48bb73395f58debb08f62d0c8a431a7c
- SHA1 904dc1e0bc3164b6ce53146cccc912a69daece4a
- SHA512 84230e4f78dbe0b56ef82f04352ba3b566b7e756f02974afa99133d72c995b2d95e2f9f0b48642ce384ff501cf5d7ec0fa7c72a40821e8961bb8e2d68cf4f5db
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLrappasaozl9l7eU:zGoSK8eQcLrapo/M
- TLSH T114933AAF75D68CF9F4205EB4146A1BB187276560033A8BCF3B90DE255B3E1675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4796 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe - Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\SysWOW64\¢«.exe 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Modifies registry class 19 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1780545829" rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1780545829" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4796 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 4796 rundll32.exe 4796 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1528 wrote to memory of 4796 1528 2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-06-04_48bb73395f58debb08f62d0c8a431a7c_elex_glassworm_wannacry.exe"1⤵
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1528 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:4796
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 89KB
- SHA256 2d7d72079a8da215738f6952365007d1b8be0e1e76ddbe6dd1f75f60af36f26a
- MD5 8e7a6cd93c55d3097c7bb1931f18edc7
- SHA1 ce937182e67a4c92cbeabcf3bb04654428d29e63
- SHA512 a6e2e65aa95dfa569946cfb751d11ec23ccf012747b9b04677e931dc0dc9d0a5442d42a87c6f3f0d805604b295e70cc2a01e5387ad09ebb0aa9a0d633fe90002
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLfh9Bge:zGoSK8eQcLfh9Bge
- TLSH T1A5934C9F75D688FDF4101EB0146A17B18777A960033A5BCB3B90CE695A3F1A75E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 96KB
- SHA256 197627b9bd86534af6c790fe6457ee4389299bd2314dc96577836c7a57d273ac
- MD5 95c304820647df0ee61959fef537106f
- SHA1 6c5ef99307a280d46e208f3922d79898a6f45641
- SHA512 219254964c10fcb014c666f56dcd2d82c69613faa954ea5d505c7ae45ccc2395573b70b2442dc8319e1ab76f79e1e93414c4d33ce52b5fc60643cfa39415b538
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcL/6jBrbevkrQWxmZ/zOk3/Y/S/z/NYGH:zGoSK8eQcLC1/lsOu7vGU7Ok
- TLSH T1CBA33AAF769A8CB9F0141EB424651AB287676530073B4BCB3B80DE656F3F4675E38243
- MD5 SHA1 SHA512 SSDEEP TLSH